Home / 31,504,877.80-47,257,316.70-7,570,349.80

Finding the Fourth Proportional to 31,504,877.80, 47,257,316.70 and 7,570,349.80

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Solution

The fourth proportional to 31,504,877.80, 47,257,316.70 and 7,570,349.80 is: 11,355,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504,877.80 : 47,257,316.70 = 7,570,349.80 : x
  2. Step 2: Convert to fraction form
    31,504,877.80/47,257,316.70 = 7,570,349.80/x
  3. Step 3: Cross multiply
    31,504,877.80x = 47,257,316.70 × 7,570,349.80
  4. Step 4: Simplify right side
    31,504,877.80x = 357,754,418,028,381.69
  5. Step 5: Solve for x
    x = 357,754,418,028,381.69/31,504,877.80
  6. Step 6: Final answer
    x = 11,355,524.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.